27 |
char *c; |
char *c; |
28 |
|
|
29 |
tty_disable_echo(); |
tty_disable_echo(); |
30 |
|
|
31 |
if (fgets(passwd, pwlen, stdin)) |
if (fgets(passwd, pwlen, stdin)) |
32 |
if ((c = strchr(passwd, '\n'))) |
if ((c = strchr(passwd, '\n'))) |
33 |
*c = 0; |
*c = 0; |
84 |
EVP_DigestUpdate(&mdctx, buf, strlen(buf)); |
EVP_DigestUpdate(&mdctx, buf, strlen(buf)); |
85 |
EVP_EncryptUpdate(&ctx, ebuf, &ebufl, buf, strlen(buf)); |
EVP_EncryptUpdate(&ctx, ebuf, &ebufl, buf, strlen(buf)); |
86 |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
87 |
|
|
88 |
fwrite(bbuf, sizeof(char), bbufl, fd); |
fwrite(bbuf, sizeof(char), bbufl, fd); |
89 |
} |
} |
90 |
|
|
98 |
EVP_EncryptUpdate(&ctx, ebuf, &ebufl, buf, strlen(buf)); |
EVP_EncryptUpdate(&ctx, ebuf, &ebufl, buf, strlen(buf)); |
99 |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
100 |
fwrite(bbuf, sizeof(char), bbufl, fd); |
fwrite(bbuf, sizeof(char), bbufl, fd); |
101 |
|
|
102 |
EVP_EncryptFinal(&ctx, ebuf, &ebufl); |
EVP_EncryptFinal(&ctx, ebuf, &ebufl); |
103 |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
EVP_EncodeUpdate(&bctx, bbuf, &bbufl, ebuf, ebufl); |
104 |
EVP_EncodeFinal(&bctx, bbuf, &bbufl); |
EVP_EncodeFinal(&bctx, bbuf, &bbufl); |
128 |
EVP_CIPHER_CTX *ctx; |
EVP_CIPHER_CTX *ctx; |
129 |
EVP_MD_CTX mdctx; |
EVP_MD_CTX mdctx; |
130 |
EVP_ENCODE_CTX bctx; |
EVP_ENCODE_CTX bctx; |
131 |
|
|
132 |
c = *buf = (unsigned char *) smalloc(DECRYPTION_BUF * sizeof(char)); |
c = *buf = (unsigned char *) smalloc(DECRYPTION_BUF * sizeof(char)); |
133 |
key = (unsigned char *) smalloc(EVP_MAX_KEY_LENGTH); |
key = (unsigned char *) smalloc(EVP_MAX_KEY_LENGTH); |
134 |
ctx = (EVP_CIPHER_CTX *) smalloc(sizeof(EVP_CIPHER_CTX)); |
ctx = (EVP_CIPHER_CTX *) smalloc(sizeof(EVP_CIPHER_CTX)); |
136 |
fgets(bbuf, LINE_MAX, fd); |
fgets(bbuf, LINE_MAX, fd); |
137 |
|
|
138 |
memcpy(iv, bbuf, EVP_MAX_IV_LENGTH); |
memcpy(iv, bbuf, EVP_MAX_IV_LENGTH); |
139 |
|
|
140 |
EVP_CIPHER_CTX_init(ctx); |
EVP_CIPHER_CTX_init(ctx); |
141 |
|
|
142 |
EVP_BytesToKey(EVP_bf_cbc(), EVP_md5(), NULL, passphr, strlen(passphr), |
EVP_BytesToKey(EVP_bf_cbc(), EVP_md5(), NULL, passphr, strlen(passphr), |
143 |
1, key, NULL); |
1, key, NULL); |
144 |
|
|
145 |
EVP_DecryptInit(ctx, EVP_bf_cbc(), key, iv); |
EVP_DecryptInit(ctx, EVP_bf_cbc(), key, iv); |
146 |
EVP_DecodeInit(&bctx); |
EVP_DecodeInit(&bctx); |
147 |
|
|
148 |
while (fgets(bbuf, LINE_MAX, fd)) { |
while (fgets(bbuf, LINE_MAX, fd)) { |
149 |
EVP_DecodeUpdate(&bctx, ebuf, &ebufl, bbuf, strlen(bbuf)); |
EVP_DecodeUpdate(&bctx, ebuf, &ebufl, bbuf, strlen(bbuf)); |
150 |
if (!EVP_DecryptUpdate(ctx, c, &bufl, ebuf, ebufl)) { |
if (!EVP_DecryptUpdate(ctx, c, &bufl, ebuf, ebufl)) |
151 |
error("Wrong master passphrase.\n"); |
goto fail; |
152 |
sfree(*buf); |
|
|
sfree(key); |
|
|
sfree(ctx); |
|
|
return 1; |
|
|
} |
|
|
|
|
153 |
c += bufl; |
c += bufl; |
154 |
*c = 0; |
*c = 0; |
|
|
|
|
if (c - *buf < DECRYPTION_BUF * j - 64) |
|
|
*buf = (char *) srealloc(*buf, DECRYPTION_BUF * ++j); |
|
|
} |
|
155 |
|
|
156 |
EVP_DecodeFinal(&bctx, ebuf, &ebufl); |
if (c - *buf > DECRYPTION_BUF * j - 64) { |
157 |
if (!EVP_DecryptFinal(ctx, c, &bufl)) { |
i = c - *buf; |
158 |
fprintf(stderr, "Wrong master passphrase.\n"); |
*buf = (char *) srealloc(*buf, DECRYPTION_BUF * ++j); |
159 |
sfree(*buf); |
c = *buf + i; |
160 |
sfree(key); |
*c = 0; |
161 |
sfree(ctx); |
} |
|
return 1; |
|
162 |
} |
} |
163 |
|
|
164 |
|
EVP_DecodeFinal(&bctx, ebuf, &ebufl); |
165 |
|
if (!EVP_DecryptFinal(ctx, c, &bufl)) |
166 |
|
goto fail; |
167 |
|
|
168 |
c += bufl; |
c += bufl; |
169 |
*c = 0; |
*c = 0; |
170 |
|
|
171 |
|
if (!(c = strstr(*buf, "\n.\n"))) |
172 |
|
goto fail; |
173 |
|
|
174 |
|
EVP_DigestInit(&mdctx, EVP_md5()); |
175 |
|
EVP_DigestUpdate(&mdctx, *buf, c - *buf + 1); |
176 |
|
EVP_DigestFinal(&mdctx, mdv, &mdl); |
177 |
|
|
178 |
if ((c = strstr(*buf, "\n.\n"))) { |
for (i = 0; i < mdl; i++) |
179 |
EVP_DigestInit(&mdctx, EVP_md5()); |
snprintf(mdc + i * 2, EVP_MAX_MD_SIZE * 2 + 1 - i * 2, "%02x", mdv[i]); |
180 |
EVP_DigestUpdate(&mdctx, *buf, c - *buf + 1); |
|
181 |
EVP_DigestFinal(&mdctx, mdv, &mdl); |
c += 3; |
182 |
|
|
183 |
for (i = 0; i < mdl; i++) |
if (strncmp(c, mdc, 32)) |
184 |
snprintf(mdc + i * 2, EVP_MAX_MD_SIZE * 2 + 1 - i * 2, "%02x", mdv[i]); |
goto fail; |
|
|
|
|
*c = 0; |
|
|
} else { |
|
|
sfree(*buf); |
|
|
sfree(key); |
|
|
sfree(ctx); |
|
|
return 1; |
|
|
} |
|
185 |
|
|
186 |
EVP_CIPHER_CTX_cleanup(ctx); |
EVP_CIPHER_CTX_cleanup(ctx); |
187 |
|
|
189 |
sfree(ctx); |
sfree(ctx); |
190 |
|
|
191 |
return 0; |
return 0; |
192 |
|
|
193 |
|
fail: |
194 |
|
error("Wrong master passphrase.\n"); |
195 |
|
sfree(*buf); |
196 |
|
sfree(key); |
197 |
|
sfree(ctx); |
198 |
|
|
199 |
|
return ERROR_DECRYPT; |
200 |
} |
} |
201 |
|
|
202 |
|
|
240 |
"l list entries\n" |
"l list entries\n" |
241 |
"p change master password\n" |
"p change master password\n" |
242 |
"q quit without saving\n" |
"q quit without saving\n" |
243 |
|
"s save changes\n" |
244 |
"x save and exit\n"); |
"x save and exit\n"); |
245 |
else if (*c == 'q') |
else if (*c == 'q') |
246 |
q = 1; |
q = 1; |
275 |
xstrncpy(passphr, p[0], PASSPHRASE_LEN - 1); |
xstrncpy(passphr, p[0], PASSPHRASE_LEN - 1); |
276 |
sfree(p[0]); |
sfree(p[0]); |
277 |
sfree(p[1]); |
sfree(p[1]); |
278 |
|
} else if (*c == 's') { |
279 |
|
store_passwords(accts); |
280 |
} else if (*c == 'x') { |
} else if (*c == 'x') { |
281 |
store_passwords(accts); |
store_passwords(accts); |
282 |
q = 1; |
q = 1; |